Questions & Answers for: cold air blowing vents car

heater blows cold air Check or replace the thermosata. But first make sure you have anti freeze and oil.. They work together in giving heat.

cold air. Once I kept changing the knob from cold to hot and it finally started working but then it warmed up so I used the AC. When I tried to use the heater again it wouldn't work.It only blows cold

AIR, AND AT A VERY LOW FAN FLOW LEVEL OUT OF THE VENTS. THE CAR WILL WARM UP SOME AFTER A WHILE BUT NOT AS WARM AS IT SHOULD. PLEASE ADVISE HOW TO FIX THIS PROBLEM. sounds like your coolant thermostat

HEATER BLOWS COLD AIR Have the heater core checked. You most likely need it replaced.

2006 buick Lacross heater blows cold air check the radiator hoses to see if they are war mto the touch. if cold, the thermostat is seized open

Heater blowing cold air, 2007 Buick LaCrosse Blower is blowing cold air, engine temp is above 200 degrees Blend door could not be opening on heat.

...cold air only the heater was working before it was taken to have the body work done. is it that someting just did not get reconnected, fuse, need some help please. I strongly recommend you take it ...

...COLD AIR How difficult is it to access the control valve? I didn't find it under the hood so I am assuming it will be under the dash. The fan is working good, and the car is coming up to temperature ...

06' buick la crosse only blows cold air when it is set to 90* put heat on max, only get cold air probably the thermostat

...cold air, changed thermostat no change Might have a bad actuator, which open the access port for warm coolant to enter the heater core. I had the same problem. Turns out that the only thermostat that ...